Finding the Fourth Proportional to 6,157,648,148.64, 8,497,621,034.72 and 3,617,437,189.92
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Solution
The fourth proportional to 6,157,648,148.64, 8,497,621,034.72 and 3,617,437,189.92 is: 4,992,102,441.52
Step by Step Solution
- Step 1: Write the proportion equation
6,157,648,148.64 : 8,497,621,034.72 = 3,617,437,189.92 : x - Step 2: Convert to fraction form
6,157,648,148.64/8,497,621,034.72 = 3,617,437,189.92/x - Step 3: Cross multiply
6,157,648,148.64x = 8,497,621,034.72 × 3,617,437,189.92 - Step 4: Simplify right side
6,157,648,148.64x = 30,739,610,356,842,602,496 - Step 5: Solve for x
x = 30,739,610,356,842,602,496/6,157,648,148.64 - Step 6: Final answer
x = 4,992,102,441.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.